CN212549817U - Ball mill that grinding efficiency is high - Google Patents

Abstract

The utility model discloses a ball mill that grinding efficiency is high belongs to the grinding device field, which comprises a housing, the front end of casing is provided with detachable apron, and casing and apron constitute seal structure, the bottom both sides of casing all are provided with the support, the driving machine is installed to the front end intermediate position of apron, fixedly connected with changes the roller in the pivot, the inside of casing is still fixed a position and is installed the grinding storehouse body, the grinding storehouse position is in the outside of changing the roller, the rear of casing still is provided with the feed inlet, the inside of casing still reserves the cooling chamber, and the cooling chamber passes through inlet tube and outlet pipe and external switch-on. This ball mill that grinding efficiency is high, for traditional ball mill relatively, through the potential energy that increases the steel ball for the steel ball can obtain better relative slip between different steel balls when the whereabouts, thereby increases grinding efficiency, simultaneously through setting up a plurality of cooling chamber, can effectively dispel the heat to the machine.

Description

Ball mill that grinding efficiency is high

Technical Field

The utility model relates to a grinding device technical field specifically is a ball mill that grinding efficiency is high.

Background

The ball mill belongs to fine grinding equipment and is one of key equipment for material re-crushing, and the principle is that a certain amount of steel balls are used as grinding media, and the fine grinding effect on the material is realized through the extrusion sliding among the steel balls; the ball mill is widely applied to the industries of cement, silicate products, novel building materials, refractory materials, chemical fertilizers, black or non-ferrous metal ore dressing, ceramic glass and the like. When the inside of the existing ball mill rolls, the steel balls are not high in lifted height, so that the potential energy of the ball mill is low, and the relative sliding among the steel balls after falling is also weak, so that the grinding efficiency is poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a ball mill that grinding efficiency is high to the current ball mill steel ball that proposes in solving above-mentioned background art is not high by the height that lifts up, leads to its potential energy low, the not good problem of grinding efficiency.

In order to achieve the above object, the utility model provides a following technical scheme: a ball mill with high grinding efficiency comprises a casing, wherein a detachable cover plate is arranged at the front end of the casing, the casing and the cover plate form a sealing structure, supports are arranged on two sides of the bottom of the casing, a discharge hole is formed in the middle position of the bottom of the casing, a driving machine is arranged in the middle position of the front end of the cover plate, a rotating shaft on the driving machine penetrates through the casing and the cover plate, a rotating roller is fixedly connected onto the rotating shaft, a stirring block is welded on the side face of the rotating roller, a grinding bin body is fixedly arranged in the casing, the grinding bin body and the rotating roller are concentrically arranged, the grinding bin body is positioned on the outer side of the rotating roller, the front end and the rear end of the grinding bin body are respectively in seamless fit with the cover plate and the casing, a feed inlet is formed in the rear of the casing and communicated with the inside of the grinding bin body, a cooling cavity, and sieve pores are reserved at the bottom of the grinding bin body uniformly.

Preferably, the top of the stirring block is arc-shaped, the grinding block is reserved at the top of the stirring block uniformly, and the grinding block is in contact with the inner wall of the grinding bin body.

Preferably, the outer surface of the rotating roller, the outer surface of the stirring block and the inner wall of the grinding bin body are coated with ceramic wear-resistant layers.

Preferably, both sides of the grinding cabin body are provided with a support plate and a guide rail, the guide rail and the casing form an integrated structure, and the grinding cabin body forms a sliding and dismounting structure through the support plate and the guide rail.

Preferably, the cooling cavities are distributed in the shell in an annular array mode, and the interiors of the cooling cavities are communicated with the outside through water inlet pipes and water outlet pipes.

Preferably, the water inlet pipe penetrates through the cover plate, and the water inlet pipe and the cover plate form a sliding dismounting structure.

Compared with the prior art, the beneficial effects of the utility model are that: compared with the traditional ball mill, the ball mill with high grinding efficiency can obtain better relative sliding among different steel balls when the steel balls fall by increasing the potential energy of the steel balls, thereby increasing the grinding efficiency, and can effectively dissipate heat of a machine by arranging a plurality of cooling cavities,

(1) the rotating roller is driven to rotate by the rotating shaft of the driving machine, the grinding block can drive the steel ball at the lower part of the grinding bin body to the top of the grinding bin body and then fall down, the steel ball with potential energy can fully grind materials in the falling process, and the materials can be ground more finely by matching with the grinding block, so that the grinding efficiency can be improved compared with a driven ball mill;

(2) come to dispel the heat to the machine through setting up a plurality of cooling chambers, can protect the machine, this radiating mode is for traditional radiating mode, through direct at the inside cavity that sets up of casing, and pour into the water that flows and dispel the heat, it is better than the forced air cooling or set up the outside water-cooling effect at the machine, adopt a plurality of cavitys to pour into water simultaneously and cool off, for direct at the inside cavity that sets up of casing, can let the cooling water faster dispel the heat to the machine, reduce the water injection spent, cooling efficiency is provided.

Drawings

Fig. 1 is a schematic view of the front cross-sectional structure of the present invention;

FIG. 2 is a schematic view of the overall front view structure of the present invention;

FIG. 3 is a schematic side view of the cross-sectional structure of the present invention;

FIG. 4 is a schematic view of the overall side view structure of the present invention;

fig. 5 is a schematic view of the top view structure of the stirring block of the present invention.

In the figure: 1. a housing; 2. a cover plate; 3. a support; 4. a discharge port; 5. a driver; 6. a rotating shaft; 7. rotating the roller; 8. stirring blocks; 9. a grinding cabin body; 10. a support plate; 11. a guide rail; 12. screening holes; 13. a cooling chamber; 14. a water inlet pipe; 15. a water outlet pipe; 16. a feed inlet; 17. and (5) grinding the blocks.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a ball mill with high grinding efficiency comprises a machine shell 1, wherein a detachable cover plate 2 is arranged at the front end of the machine shell 1, the machine shell 1 and the cover plate 2 form a sealing structure, supports 3 are arranged on two sides of the bottom of the machine shell 1, a discharge hole 4 is arranged in the middle of the bottom of the machine shell 1, a driver 5 is arranged in the middle of the front end of the cover plate 2, a rotating shaft 6 on the driver 5 penetrates through the machine shell 1 and the cover plate 2, a rotating roller 7 is fixedly connected onto the rotating shaft 6, a stirring block 8 is welded on the side face of the rotating roller 7, a grinding bin 9 is positioned and mounted in the machine shell 1, the grinding bin 9 and the rotating roller 7 are concentrically arranged, the grinding bin 9 is positioned on the outer side of the rotating roller 7, the front end and the rear end of the grinding bin 9 are respectively in seamless fit with the cover plate 2 and the machine shell 1, a, a cooling cavity 13 is reserved in the machine shell 1, the cooling cavity 13 is communicated with the outside through a water inlet pipe 14 and a water outlet pipe 15, and sieve holes 12 are reserved at the bottom of the grinding bin body 9 uniformly.

Preferably, the top of the stirring block 8 is arc-shaped, a grinding block 17 is reserved on the top of the stirring block 8 uniformly, the grinding block 17 is in contact with the inner wall of the grinding cabin body 9, and the grinding block 17 can further perform fine grinding treatment on the materials, so that the grinding efficiency is improved.

As a further preference, the outer surface of the rotating roller 7, the outer surface of the stirring block 8 and the inner wall of the grinding cabin 9 are coated with ceramic wear-resistant layers, and the ceramic wear-resistant layers play a wear-resistant role and can protect the rotating roller 7, the stirring block 8 and the grinding cabin 9.

As preferred, the both sides of grinding the storehouse body 9 all are provided with backup pad 10 and guide rail 11, and guide rail 11 and casing 1 constitute the integral type structure, and grind the storehouse body 9 and constitute the slip dismantlement structure through backup pad 10 and guide rail 11, and backup pad 10 and guide rail 11 play the effect of location to grinding the storehouse body 9, conveniently dismantle the maintenance to grinding the storehouse body 9 simultaneously.

Preferably, the cooling cavities 13 are distributed in the casing 1 in an annular array manner, the interiors of the cooling cavities 13 are communicated with the outside through water inlet pipes 14 and water outlet pipes 15, and the cooling efficiency of the machine can be increased by arranging the plurality of cooling cavities 13.

Preferably, the water inlet pipe 14 penetrates through the cover plate 2, the water inlet pipe 14 and the cover plate 2 form a sliding dismounting structure, and the water inlet pipe 14 can position the cover plate 2 to facilitate the installation of the cover plate 2.

It should be noted that, the specific number of the cooling cavities 13 is not described in detail in this application, because for this application, the multiple cooling cavities 13 are only arranged to allow water to rapidly pass through the periphery of the casing 1 to achieve the effect of rapid cooling, and compared with a direct arrangement of one cavity, this way obviously provides better cooling effect, and the specific number of the cooling cavities is greater than one, which should fall into the protection scope of this application, and this application is not described in detail again.

The working principle is as follows: when the device is used, the driving machine 5 is connected with control equipment preset by the outside, the water inlet pipe 14, the water outlet pipe 15 and an external cooling water source are in butt joint and are conveyed through a water pump, when the device is used, materials can be conveyed into the grinding bin body 9 through the feed inlet 16, the driving machine 5 is opened, the rotating roller 7 is driven to rotate through the rotating shaft 6 of the driving machine 5, the grinding block 17 can drive the steel ball at the lower part of the grinding bin body 9 to the top of the grinding bin body 9 and then fall down, the steel ball with potential energy can fully grind the materials in the falling process, the materials can be ground more finely by matching with the grinding block 17, and finally the materials fall down through the sieve holes 12 and the discharge hole 4, compared with a transmission ball mill, the grinding efficiency is improved by the mode,

when cooling is needed, cooling water is conveyed into the cooling cavities 13 through the water inlet pipe 14 and flows out through the water outlet pipe 15 by the work of an external water pump, so that the heat of the machine shell 1 is brought to play a cooling effect, the machine can be protected by arranging a plurality of cooling cavities 13 to dissipate heat, compared with the traditional heat dissipation mode, the heat dissipation mode has the advantages that the cavity is directly arranged in the machine shell 1 and flowing water is injected to dissipate heat, the cooling effect is better than that of air cooling or water cooling arranged outside the machine, meanwhile, a plurality of cavities are simultaneously injected with water to cool, compared with the mode that one cavity is directly arranged in the machine shell 1, the cooling water can dissipate heat of the machine more quickly, the time for water injection is shortened, and the cooling efficiency is improved,

when the machine needs to be maintained, the cover plate 2 can be taken down, wherein the support plates 10 on two sides of the grinding bin body 9 can be taken down from the guide rails 11, so that the support plates 10 are conveniently maintained.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The ball mill is characterized by comprising a shell (1), wherein a detachable cover plate (2) is arranged at the front end of the shell (1), the shell (1) and the cover plate (2) form a sealing structure, supports (3) are arranged on two sides of the bottom of the shell (1), a discharge hole (4) is formed in the middle of the bottom of the shell (1), a driving machine (5) is installed at the middle of the front end of the cover plate (2), a rotating shaft (6) on the driving machine (5) penetrates through the shell (1) and the cover plate (2), a rotating roller (7) is fixedly connected onto the rotating shaft (6), a stirring block (8) is welded on the side face of the rotating roller (7), a grinding bin body (9) is further installed inside the shell (1) in a positioning mode, the grinding bin body (9) and the rotating roller (7) are arranged concentrically, and the grinding bin body (9) is located on the outer side of the rotating roller (7, and the front and back end of the grinding bin body (9) is respectively in seamless fit with the cover plate (2) and the casing (1), the rear part of the casing (1) is further provided with a feed inlet (16), the feed inlet (16) is communicated with the interior of the grinding bin body (9), a cooling cavity (13) is reserved in the casing (1), the cooling cavity (13) is communicated with the outside through a water inlet pipe (14) and a water outlet pipe (15), and a sieve mesh (12) is reserved at the bottom of the grinding bin body (9) uniformly.

2. A ball mill having a high grinding efficiency according to claim 1, characterized in that: the top of the stirring block (8) is arc-shaped, a grinding block (17) is reserved at the top of the stirring block (8) uniformly, and the grinding block (17) is in contact with the inner wall of the grinding cabin body (9).

3. A ball mill having a high grinding efficiency according to claim 2, characterized in that: the outer surface of the rotating roller (7), the outer surface of the stirring block (8) and the inner wall of the grinding cabin body (9) are coated with ceramic wear-resistant layers.

4. A ball mill having a high grinding efficiency according to claim 1, characterized in that: the two sides of the grinding cabin body (9) are provided with a supporting plate (10) and a guide rail (11), the guide rail (11) and the machine shell (1) form an integrated structure, and the grinding cabin body (9) forms a sliding and dismounting structure with the guide rail (11) through the supporting plate (10).

5. A ball mill having a high grinding efficiency according to claim 1, characterized in that: the cooling cavity (13) is distributed in the shell (1) in an annular array mode, and the interior of the cooling cavity (13) is communicated with the outside through a water inlet pipe (14) and a water outlet pipe (15).

6. A ball mill having a high grinding efficiency according to claim 1, characterized in that: the water inlet pipe (14) penetrates through the cover plate (2), and the water inlet pipe (14) and the cover plate (2) form a sliding dismounting structure.

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